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# python import
import json, logging, os, threading, time
# ...
from functools import partial
# ..
from gettext import gettext as _
# gtk import
import gtk, glib
# ...
gtk.gdk.threads_init()
# sugar import
from sugar.activity import activity
# atoidejouer import
from atoidejouer.ui import screens, toolbar
# ..
from atoidejouer.tools import config, storage
# ..
from atoidejouer.story.keys import StoryKeys
# get application logger
logger = logging.getLogger('atoidejouer')
logger.setLevel(logging.DEBUG)
class ThreadAnim(threading.Thread):
def __init__(self, activity_):
# init parent
threading.Thread.__init__(self)
# main flag
self._die = False
self._pause = True
# main vars
self._activity = activity_
self._time = 0
# start right now
self.start()
def pause(self, stop=False):
self._pause = True
# reset time on stop
if stop is True:
self._time = 0
else:
self.set_time()
def play(self):
self._pause = False
def kill(self):
self._die = True
def set_time(self, time_=None, rate=0, pause=None):
# ensure time
time_ = self._time if time_ is None else time_
# update time
self._time = time_ + rate
# set pause
self._pause = self._pause if pause is None else pause
# ...
_current_screen = self._activity.get_current_screen()
# ???
if _current_screen is None:
# ERROR
logger.error('[activity] set_time - scene not found!')
# do pause on toolbar
elif pause is True:
if hasattr(_current_screen, 'toolbar'):
_current_screen.toolbar.pause()
else:
pass
else:
# update scene
if hasattr(_current_screen, 'scene'):
_current_screen.scene.refresh()
elif hasattr(_current_screen, 'refresh'):
_current_screen.refresh()
else:
pass
# update timeline
if hasattr(_current_screen, 'timeline'):
_current_screen.timeline.refresh()
else:
pass
# update panel
if hasattr(_current_screen, 'panel'):
_current_screen.panel.refresh()
else:
pass
# update slider
if hasattr(_current_screen, 'toolbar'):
_current_screen.toolbar.refresh(self._time)
else:
pass
def run(self):
# ...
while self._die is False:
# get current rate
_rate = config.Config().get_rate_value()
# ...
time.sleep(_rate)
# do pause
if (self._time + 1) >= self._activity._number_of_keys\
and self._pause is False:
# just in case
self._time = self._activity._number_of_keys - 1
# ...
self.set_time(pause=True)
# ..
continue
# .. do nothing
elif self._pause is True:
continue
# .. do something
else:
# ...
self.set_time(rate=_rate)
def _toolbar_changed(toolbox, page, activity_):
"""Catch toolbox activity tab focus to display settings screen.
"""
# is the activity tab?
if page == 0:
# remove first if exist
activity_.remove_screen('activity')
# show the activity screen
activity_._change_screen(toolbar=None, name='activity')
else:
pass
# propagate it
return True
class AToiDeJouerActivityBeta(activity.Activity):
def __init__(self, handle):
# init parent
activity.Activity.__init__(self, handle)
# init activity working folder
storage.init_activity_folder()
# ..
self.max_participants = 1
# get toolbox
self._toolbox = activity.ActivityToolbox(self)
# add tool bars
self.set_toolbox(self._toolbox)
# keep thread & screen
self._thread = None
self._screens = dict()
self._current = None
self._previous = None
self._handler_id = None
self._number_of_keys = 1
# ..
self.__splash = None
# sequence dict and list
self.graphic_keys = StoryKeys('graphics', self)
self.sound_keys = StoryKeys('sounds', self)
# show
self._toolbox.show()
# tmp var
_toolbar = None
self.__story_toolbar = None
# init toolbars
for _n in ['story', 'graphics', 'graphics_add',
'sounds', 'sounds_add', 'help']:
# init toolbar
_t = toolbar.Toolbar(self, name=_n)
# if default toolbar .. set default screen
if _n == 'story':
self.__story_toolbar = _t
elif _n == 'graphics':
self._change_screen(_t)
_toolbar = _t
# set default tab
self._toolbox.set_current_toolbar(2)
# ..
self._toolbox.connect('current-toolbar-changed', _toolbar_changed, self)
# do anim
self._thread = ThreadAnim(self)
def get_toolbox(self):
return self._toolbox
def update_number_of_keys(self):
# set max
_graphic_max = self.graphic_keys.get_max_frame()
_sound_max = self.sound_keys.get_max_frame()
_max = _graphic_max if _graphic_max > _sound_max else _sound_max
# update value
self._number_of_keys = _max + 1
def get_current_screen(self):
# little check
if self._current in self._screens:
return self._screens[self._current]
else:
return None
def set_current_screen(self, name, screen):
# udpate current name
self._previous = self._current
self._current = name
# little check
self.add_screen(name, screen)
def _update_slider(self, toolbar):
# sync time
if self._thread is None:
pass
else:
toolbar.update_slider(self._thread._time, self._thread._pause)
def add_screen(self, name, screen):
if name in self._screens:
pass
else:
self._screens[name] = screen
def remove_screen(self, name):
if name in self._screens:
self._screens[name].destroy()
del self._screens[name]
else:
pass
def has_screen(self, name):
return name in self._screens
def get_screen(self, name):
if name in self._screens:
return self._screens[name]
else:
return None
def _change_screen(self, toolbar=None, name=None):
# little check
if toolbar is None and name is None:
return
else:
# update current screen name
self._previous = self._current
self._current = toolbar.name if name is None else name
# already exist
if self._current in ['graphics', 'sounds']:
if self.__splash is None:
self.__splash = screens.Splash(toolbar)
else:
self.__splash._show()
# ...
glib.idle_add(partial(self.__idle_change, toolbar))
# .. default
else:
self.__idle_change(toolbar)
def __idle_change(self, toolbar):
# already exist
if self._current in self._screens:
# show
self._screens[self._current]._show()
if toolbar is None:
pass
else:
# do pause
toolbar.pause()
# update all
self._thread.set_time()
if self._current == 'graphics'\
or self._current == 'sounds':
# .. refresh
self._screens[self._current].timeline.refresh_sequence()
self._screens[self._current].timeline.refresh_adjustment()
elif self._current == 'help':
del self._screens[self._current]
self._screens[self._current] = screens.ScreenHelp(self)
else:
pass
# exit
return
# ..
elif self._current == 'activity':
_scr = screens.ScreenActivity(self)
# update screens dict
self._screens[self._current] = _scr
# ..
return
# screen factory
elif self._current == 'graphics':
_scr = screens.ScreenEditGraphics(toolbar)
# .. init sequences
for _n in self.graphic_keys._names:
_scr.timeline.add_sequence(_n)
# .. refresh
_scr.timeline.refresh_sequence()
_scr.timeline.refresh_adjustment()
elif self._current == 'sounds':
_scr = screens.ScreenEditSounds(toolbar)
# .. init sequences
for _n in self.sound_keys._names:
_scr.timeline.add_sequence(_n)
# .. refresh
_scr.timeline.refresh_sequence()
_scr.timeline.refresh_adjustment()
elif self._current == 'story':
_scr = screens.ScreenStory(toolbar, set_canvas=True)
elif self._current == 'help':
_scr = screens.ScreenHelp(self)
else:
# ??
return
# update screens dict
self._screens[self._current] = _scr
# update slider
self._update_slider(toolbar)
def read_file(self, file_path):
"""Read saved data from datastore and resume activity based on a
previous state.
"""
# init content
_data = None
# read file
_file = open(file_path, 'r')
try:
_data = _file.read()
finally:
_file.close()
# parse json data
self.graphic_keys.loads(_data)
self.sound_keys.loads(_data)
# set activity new number of keys
self.update_number_of_keys()
# clear
self.graphic_keys.ask_clear()
# switch to edit mode if no key
self._toolbox.set_current_toolbar(1)
self._change_screen(toolbar=self.__story_toolbar)
def write_file(self, file_path):
"""Dummy overiding ...
"""
# content dict
_data_dict = {
'graphic_names': self.graphic_keys._names,
'graphic_keys': self.graphic_keys._keys,
'sound_names': self.sound_keys._names,
'sound_keys': self.sound_keys._keys,
}
# prepare content
_data = json.dumps(_data_dict)
# save content
_f = open(file_path, 'wb')
try:
_f.write(_data)
finally:
_f.close()
def close(self, skip_save=False):
# stop the thread
self._thread.kill()
# sound preview
_screen = self.get_screen('sounds_add')
if _screen is None:
pass
elif _screen.item_preview._thread is None:
pass
else:
_screen.item_preview._thread.kill()
# ..
activity.Activity.close(self, skip_save=True)
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